Massage gun



FIG. 1 is a front perspective view of a massage gun showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a front perspective view of the massage gun in a usage environment.

The broken lines in the drawings are for the purpose of illustrating portions of the massage gun, which form no part of the claimed design. The attachment element shown in FIG. 9 is for the purpose of showing environmental structure, which forms no part of the claimed design. 

CLAIM The ornamental design for a massage gun, as shown and described. 